WEEK'S RUNNING OF THE 118TH BOSTON MARATHON. HEATHER HAMEL EXPLAINS SOME OF WHAT YOU SHOULD EXPECT ON MARATHON MONDAY. THE WIND IS STILL BLOWING, BUT THE SUN IS SHINING, AND OILS AND STREET IS BUSTLING. PREPARATIONS ARE UNDER WAY FOR THE BOSTON MARATHON. THIS TIME AROUND, THERE WILL BE HEIGHTENED SECURITY, BUT THOSE WE TALKED TO SAY THEY DO NOT THINK IT WILL HURT THE CHARACTER OF THE MARATHON. WITH THE ONE-YEAR ANNIVERSARY OVER, MARATHON PREPARATIONS WERE IN FULL SWING WEDNESDAY. THE ICONIC FINISH LINE WAS THE STOPPING POINT FOR MANY TO TAKE PICTURES. THOSE WE TALKED TO SAY IT LOOKS THE SAME AS YEARS PASSED, BUT THE FEELING WAS DIFFERENT. CITY OFFICIALS HAVE VOWED TO PROTECT THE AGE-OLD TRADITION AND STRIKE A BALANCE BETWEEN SECURITY AND ONE. HOWEVER, THERE WILL BE 3000 UNIFORMED OFFICERS, HUNDREDS OF PLAIN, AND VIDEO CAMERAS ALL ALONG THE ROUTE. I WANTED TO BE SAFE, BUT I WANTED TO BE THE SAME WAY IT HAS ALWAYS BEEN, SO THAT KIND OF BREAKS MY HEART A LITTLE BIT. I THINK IT'S NECESSARY. I THINK IT WILL MAKE EVERYONE FEEL MORE COMFORTABLE THIS YEAR. OFFICIALS ESTIMATE THERE'LL BE ABOUT ONE MILLION SPECTATORS, AND THOSE WE TALK WITH SAY THEY

Hillary Clinton's office said "nothing nefarious was at play" when the former secretary of state used her personal email address, rather than one provided by the State Department, during her four years as America's top diplomat.